CN204141868U - Phase-changing energy-storing solar thermal collector - Google Patents
Phase-changing energy-storing solar thermal collector Download PDFInfo
- Publication number
- CN204141868U CN204141868U CN201420506209.0U CN201420506209U CN204141868U CN 204141868 U CN204141868 U CN 204141868U CN 201420506209 U CN201420506209 U CN 201420506209U CN 204141868 U CN204141868 U CN 204141868U
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- CN
- China
- Prior art keywords
- heat
- energy
- phase
- seal
- collector
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model is widely used in solar thermal utilization field as solar drying, heliogreenhouse, solar building etc., in particular to a kind of phase-changing energy-storing solar thermal collector, comprise heat collector housing, energy storage materials of phase change is filled in heat collector housing, heat collector housing comprises front panel and rear board, the surrounding of front panel and rear board is sealed by seal, seal periphery suit sealed frame, run through sealed frame and seal arranges at least one filling air bleeding valve, the side of sealed frame is hinged with collector bracket, in front panel and rear board, at least one panel is transparent panel.The utility model is rational in infrastructure, easy to make, effectively heat-collecting energy-storage, flat peak load, constant temperature can regulate and control, effectively improve the efficiency of light energy utilization; Heat absorption angle is convenient to regulate; Be convenient to heat absorption and heat release.
Description
Technical field
The utility model relates to a kind of phase-changing energy-storing solar thermal collector, is widely used in solar thermal utilization field as solar drying, heliogreenhouse, solar building etc.
Background technology
Solar energy optical-thermal heat collector is absorbed heat by heat collector heat absorbing coating, and by water or other dielectric heatings, the accumulation of energy of input cool-bag, the impact that the thermal efficiency is subject to Heat transmission heat waste is larger.
Publication number is CN103791629A, name is called in a kind of patent document of phase-change energy-storage solar thermal collector and discloses filling for energy storage materials of phase change in solar energy heating vacuum glass inner tube layer, be heat energy by the heat absorbing coating outside internal layer by light energy conversion, heat is absorbed storage by energy storage materials of phase change, then applies after liquid medium heat exchange.This kind of application mode needs energy storage materials of phase change to absorb storage, then applies after liquid medium heat exchange, and heat loss is serious, and thermal efficiency utilization rate is low, and complex structure, make efficiency is low.Because phase-change material accumulation of energy enthalpy is comparatively large, water tank accumulation of energy can be saved and reduce advantage such as transmission energy consumption and fouling etc.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of can the phase-changing energy-storing solar thermal collector of temp auto-controlled thermal-arrest and integrated heat dissipation, effectively heat-collecting energy-storage, flat peak load, constant temperature regulation and control, efficiency utilization in the application such as heliogreenhouse, can improve efficiency of light energy utilization 40-60%.
Phase-changing energy-storing solar thermal collector described in the utility model, comprise heat collector housing, energy storage materials of phase change is filled in heat collector housing, heat collector housing comprises front panel and rear board, the surrounding of front panel and rear board is sealed by seal, and seal periphery suit sealed frame, runs through sealed frame and seal arranges at least one filling air bleeding valve, the side of sealed frame is hinged with collector bracket, and in front panel and rear board, at least one panel is transparent panel.
Phase change heat storage material be exactly a kind of can the chemical material of heat energy storage, can be the phase transformation organic or inorganic energy-accumulation material with black or dark dye, if phase change paraffin and inorganic hydrated salt are as the composite material etc. of calcium chloride, sodium sulphate.It issues biofacies change in specific temperature (as phase transition temperature), and along with absorption or releasing heat, can be used to the temperature controlling surrounding environment, or in order to heat energy storage, it stores heat or cold, again it is discharged when needed, thus improve the utilization rate of the energy; Phase change heat storage material is filled in heat collector housing, can realize absorption and the releasing of heat; Heat collector housing is by forming transparent panel sealing, and at seal periphery suit sealed frame, the setting of panel can improve neither endothermic nor exothermic area, improves the efficiency of light energy utilization; Seal can be complex or the macromolecular material of metal and rubber; Sealed frame can carry out protecting and strengthening by counter plate periphery, and material can be metal, aluminium alloy, stainless steel or plastic-steel, fiberglass, composite etc.
The side of described sealed frame is connected by folding or rotating shaft with collector bracket.Easily realize the adjustment of panel heat absorption angle, improve the efficiency of light energy utilization.
The thickness of described seal is 5 ~ 100mm.Thickness is the volume size determining heat collector cavity, the size of the how many namely energy storage capability of heat absorption energy-accumulation material.
The beneficial effects of the utility model are:
Rational in infrastructure, easy to make, effectively heat-collecting energy-storage, flat peak load, constant temperature can regulate and control, effectively improve the efficiency of light energy utilization; Heat absorption angle is convenient to regulate; Be convenient to heat absorption and heat release.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of heat collector housing in Fig. 1.
In figure: 1, filling air bleeding valve 2, rotating shaft 3, collector bracket 4, rear board 5, front panel 6, sealed frame 7, seal 8, energy storage materials of phase change.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further:
As shown in Fig. 1 ~ Fig. 2, phase-changing energy-storing solar thermal collector described in the utility model, comprise heat collector housing, energy storage materials of phase change 8 is filled in heat collector housing, heat collector housing comprises front panel 5 and rear board 4, the surrounding of front panel 5 and rear board 4 is sealed by seal 7, seal 7 periphery suit sealed frame 6, run through sealed frame 6 and seal 7 arranges at least one filling air bleeding valve 1, the side of sealed frame 6 is hinged with collector bracket 3, in front panel 5 and rear board 4, at least one panel is transparent panel.The side of sealed frame 6 is connected by rotating shaft 2 with collector bracket 3.
Embodiment:
1) select the low iron high transparency safety glass two panels of 3.2 × 1000 × 2000mm as heat collector two panels, inner peripheral compounded rubber encapsulant between two panels: the ethylene propylene diene monomer (EPDM) material of specification 20 × 30mm.Namely affectedly heat collector housing is completed.
2) be the dyestuff adding 1-5% after the phase change paraffin of 35 DEG C melts in hot melt kettle by accumulation of energy enthalpy 250KJ/Kg, phase transition temperature, as nanoscale graphite powder or carbon powder, stir all fill for subsequent use.
3) on the encapsulant of the upper end position of heat collector housing, punch one to two, and be embedded in filling air bleeding valve 1 in its hole.
4) be filled into heat collector cavity in by heat absorption phase-change material from filling air bleeding valve 1 by filling apparatus, filling amount is 90% of cavity volume, through calculating 0.05m3 × 0.91 (density)=45Kg.
5) the aluminium alloy sealed frame 6 processed is fixed on heat collector housing.
6) install collector bracket 3, collector bracket 3 can be plastics or metallic article.
Namely this practical a kind of phase-changing energy-storing solar thermal collector product is completed by above-mentioned operation.100 experimental performances are without obvious decay after tested, phase transition temperature 35 ± 1 DEG C of total amount of stored heat 11250KJ, absorptivity >=93%, emissivity≤15%.
Effect:
Traditional heliogreenhouse in the winter time fine day generally can reach more than 35 DEG C in about 10:30 to 15:00 Dian Peng in morning room.In order to prevent crop high temperature Developing restraint, just open canopy convective cooling.But nocturnal temperature is lower, often carries out heat energy again and supplement.No doubt the energy waste of solar energy heating is caused like this.10:00 to 15:00 is that whole day sunshine (winter) intensity highest region section accounts for more than 60% of the quantity of illumination of whole day.General solar energy about 45% thermal-arrest be wasted.When use a kind of phase-changing energy-storing solar thermal collector of the present utility model, be arranged on heliogreenhouse, not only absorb by solar radiation to the heat on heat collector through phase-changing energy-storing heat collector, and when canopy temperature is higher than absorbing space heat in canopy when 35 DEG C, such heliogreenhouse without the need to opening canopy convective cooling, so improve 40-50% than traditional solar thermal utilization rate.And along with the minimizing of illumination is in the reduction of canopy temperature at night, when temperature is lower than 35 DEG C, daylight time institute heat-collecting capacity, to Environment release heat, outwards discharges by heat collector, reach the effect of flat peak load without the need to circulation power and hot water storage tank, significantly improve the photo-thermal efficiency of heliogreenhouse.
Claims (3)
1. a phase-changing energy-storing solar thermal collector, it is characterized in that: comprise heat collector housing, energy storage materials of phase change (8) is filled in heat collector housing, heat collector housing comprises front panel (5) and rear board (4), the surrounding of front panel (5) and rear board (4) is by seal (7) sealing, seal (7) periphery suit sealed frame (6), run through sealed frame (6) and seal (7) arranges at least one filling air bleeding valve (1), the side of sealed frame (6) is hinged with collector bracket (3), in front panel (5) and rear board (4), at least one panel is transparent panel.
2. phase-changing energy-storing solar thermal collector according to claim 1, is characterized in that: the side of sealed frame (6) is connected by folding or rotating shaft (2) with collector bracket (3).
3. phase-changing energy-storing solar thermal collector according to claim 1 and 2, is characterized in that: the thickness of seal (7) is 5 ~ 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420506209.0U CN204141868U (en) | 2014-09-03 | 2014-09-03 | Phase-changing energy-storing solar thermal collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420506209.0U CN204141868U (en) | 2014-09-03 | 2014-09-03 | Phase-changing energy-storing solar thermal collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204141868U true CN204141868U (en) | 2015-02-04 |
Family
ID=52418549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420506209.0U Expired - Fee Related CN204141868U (en) | 2014-09-03 | 2014-09-03 | Phase-changing energy-storing solar thermal collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204141868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258396A (en) * | 2017-06-08 | 2017-10-20 | 东南大学 | A kind of combination nano-fluid thermal-arrest and the solar energy housing temperature-adjusting device of phase-change material accumulation of heat |
-
2014
- 2014-09-03 CN CN201420506209.0U patent/CN204141868U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258396A (en) * | 2017-06-08 | 2017-10-20 | 东南大学 | A kind of combination nano-fluid thermal-arrest and the solar energy housing temperature-adjusting device of phase-change material accumulation of heat |
| CN107258396B (en) * | 2017-06-08 | 2020-02-18 | 东南大学 | Solar house temperature adjusting device combining nano fluid heat collection and phase-change material heat storage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING DAYUN LONGTENG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING OLYMPIC GAMES TECHNOLOGY CO., LTD Effective date: 20150810 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150810 Address after: Kim, No. 1 building, 100000 Beijing city Chaoyang District Henan Road Room 366 Patentee after: BEIJING DRAGON LUCK TECHNOLOGIES CO., LTD. Address before: Kim, No. 1 building, 100000 Beijing city Chaoyang District Henan Road Room 366 Patentee before: INVENT Technologies Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20170903 |